[llvm] [dsymutil] Fix parallel linker's self-recursive typedef DIE by including referred-to types into synthetic name (PR #166767)

[Roy Shi via llvm-commits]

royitaqi wrote:

> you probably have to move the test into an arm64 subdirectory. So bots that only have an x86 target dont try running it

Thanks I will do that now.

https://github.com/llvm/llvm-project/pull/166767